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NAVIGATION SYSTEM AV-83 C D E F G H I J L M A B AV 2. VEHICLE SPEED SIGNAL CHECK 1 1. Connect AV and NAVI control unit connector and combination meter connector. 2. Turn the ignition switch ON. 3. Check voltage between AV and NAVI control unit harness con- OK or NG OK >> GO TO 3. NG >> Replace AV and NAVI control unit. 3. VEHICLE SPEED SIGNAL CHECK 2 1. Connect combination meter connector. 2. While driving vehicle at a constant speed. 3. Check voltage signal between AV and NAVI control unit and OK or NG OK >> Replace AV and NAVI control unit. NG >> Check combination meter system. (LHD MODELS), (RHD MODELS). Illumination Control Signal Check EKS009JZ 1. ILLUMINATION CONTROL SIGNAL CHECK 1. Turn the ignition switch ON. 2. Check voltage between AV and NAVI control unit and ground. *1:LHD (W/R), RHD (Y/R) OK or NG OK >> Replace AV and NAVI control unit. NG >> Check harness for open or short between AV and NAVI control unit and combination switch. Approx. 3.5 V or more. MKIB0631E 33 (L/B)-ground : Reference Value for AV MKIB0632E Terminals Lighting switch condition Voltage (V) (+) (-) Connector Terminal (wire color) M55 25(*1) Ground 1st or 2nd position Approx. 3.5V or OFF Approx. 1.5V or MKIB0633E |